Associated to a random experiment two events A and B are such that $\text{P(B)}=\frac{3}{5},\text{P}(\text{A}|\text{B})=\frac{1}{2}$ and $\text{P}(\text{A}\cup\text{B})=\frac{4}{5}$. The value pf P(A) is
  • A$\frac{3}{10}$
  • B$\frac{1}{2}$
  • C$\frac{1}{10}$
  • D$\frac{3}{5}$
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